PRODUCT FEATURES※ Feature a high-performance CA18-3X paired with a TIR optic lens producing a soft andbalanced beam※ Lightweight and Tiny,the entire light is slimmer than a pinky finger with the length shorterthan a AAA battery and weight at only 0.41oz/11g.※ 38.9mm(length)* 13.8mm(diameter).※ With10180 lithium rechargeable battery,it could charge through Micro-USB.※ Anti-reverse design in case any damage for the wrong battery direction※ Aluminum alloy material,military grade IIII hard anodizing.SPECIFICATIONSGEAR POSITIONHigh Bright Gear Bright GearLUMINOUS FLUX220 LM5 LMRUNNING TIME23 minutes7.5 Hours BEAM RANGE   57m       20mLIGHT INTENSITY890cd612cdANTI FALLING HEIGHT2MDIVING DEPTHIPX8ADDITIONAL FUNCTIONSBattery Indicator, Low Voltage Warning,Intelligent Temperature ControlATTACHMENTFlashlight * 1, Battery * 1